Ubuntu Linux is a Debian derivative that aims to bring Linux mainstream. Questions on this site should generally refer to Ubuntu Server. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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65 views

Start pentaho on UBUNTU server

I'm trying to start the pentaho on my digitalocean ubuntu server. But after installed and executed the command start-pentaho.sh, this messages are shown: DEBUG: Using JAVA_HOME DEBUG: ...
2
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1answer
62 views

Protecting against a DOS attack

Someone is DOSing my server. It is not a DDOS attack as there is only one server involved in this attack. I simply put following iptable rule to drop all the packets coming from the attacker: ...
0
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0answers
8 views

LSF Cluster Upstart Job

So I would like machines in our office to auto start LSF on boot. So I took my first stab at writing an upstart job. The goal here is to run these commands for startup: /usr/local/lsf/bin/lsadmin ...
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0answers
10 views

How to mount disk in sheepdog cluster ?

In the documentation its given that, to mount the disk in the sheepdog node add following line in /etc/fstab /dev/sda1 /mnt/sheep/0 ext4 defaults,user_xattr,noatime 0 0 But I am facing some problem ...
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1answer
39 views

Monit unable to restart php5-fpm

Monit is correctly detecting that php5-fpm is unavailable as seen in the logs. However, it does not seem to be able to restart the service. log: [EDT Jun 11 18:04:20] error : 'php5-fpm' failed, ...
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1answer
27 views

Root cannot access a directory - access denied

Under Linux (Ubuntu 14LTS), I'm trying to access an encrypted local directory created by a regular user (encfs) as root, but I get access denied: root@toad:/home/robert# cd inbox bash: cd: inbox: ...
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0answers
24 views

Make LXC containers directly accessable with ipv6

First off I have a special IPv6 address allocated to my dedicated server, just 1. A ::1/128 one. But I can assign addresses to eth0 (eg ::2/128, ::3/128, etc). Now I would like to run LXC containers ...
0
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1answer
31 views

Remote Ubuntu Server Back-up

I want to move all my data(incl. software and settings) from one VPS to another. I'm currently using a remote Ubuntu server. How can I make a full system image back-up and restore it in a new Ubuntu ...
1
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0answers
61 views

Unable to send email via Postfix SMTP via Mac Mail App

I installed a SMTP server with Postfix as mail agent (on Ubuntu 12.04). Config is as follow: $ postconf -n alias_database = hash:/etc/aliases alias_maps = hash:/etc/aliases append_dot_mydomain = no ...
0
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1answer
34 views

Cannot connect to Digital Ocean Server with Filezilla

I have a LAMP server I created and am trying to upload files to it. When I try and log in on filezilla I use my IP user name and port but I get this error: Status: Connection established, ...
0
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1answer
26 views

tcpdump freezes and not capturing properly without internet connection

When I don't have any internet conncetion and I want to capture network between local computers, tcpdump acts like this: 1.I start tcpdump using following command: tcpdump -ixenbr0 2.After I run ...
0
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0answers
42 views

Can not connect to OpenVPN server from LXC container

I can't seem to connect to an OpenVPN server from an LXC container. I have spent some time searching around and tried the suggestions many have posted but I still can't seem to get this working. I was ...
2
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1answer
63 views

Ansible fails to restart service - why?

I'm trying this on AWS EC2 instance running Ubuntu 14.04. I have a task that notifies a handler. When the handler is run I get an error. I'm having trouble understanding the error message and ...
0
votes
1answer
31 views

Can't remove forced HTTPS redirect from Nginx?

I had originally setup my Nginx configuration to automatically redirect HTTP to HTTPS. Due to my work security policy and Cloudflare integration, HTTPS will not resolve inside my network. I'd simply ...
0
votes
1answer
39 views

Installing tablesnap

I'm trying to install tablesnap in my Cassandra servers, following what I have found in the Jeremy Grosser's Github repo tablesnap but I am not able to do it. I'm not a system administrator and I'm ...
1
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2answers
55 views

/etc/init.d/apache2 file is being log rotated

I have monitored some strange behavior. Every week at logrotate process time, the apache2 daemon script /etc/init.d/apache2 is being rotated as if it was a log file. The first week it created another ...
0
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0answers
80 views

Ubuntu server 14.04 installation on HP Proliant Gen9 Server

Our HP Proliant M150 Gen9 Server with hardware RAID was delivered yesterday. We wanted to install Ubuntu Server 14.04, however the system could not boot after installation. We've tried a lot of ...
0
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0answers
53 views

How to get git repository from Jenkins on Linux using ssh user name and password

I installed Jenkins and started successfully in EngTemp_server which Linux mint. I installed git plugin and restarted Jenkins I created a new project called Devices and for source code management I ...
0
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0answers
20 views

Passenger tmp file not found

2015/06/08 18:15:07 [crit] 6450#0: *28773 connect() to /tmp/passenger.1.0.6428/generation-0/request failed (2: No such file or directory) while connecting to upstream, client: x.x.x.x, server: ...
0
votes
1answer
64 views

No space left on device error

I can no longer generate new columns in my database. My stack is below. I am new to managing my own server and am unfamiliar with Apache, Ubuntu and AWS. Currently I am receiving an error saying ...
2
votes
2answers
140 views

Trying to connect to servers in a remote lan with softether vpn client and iptables nat ip_forwarding

I have implemented a softether vpn server on one aws server connected to other instances in a LAN. I can ssh into the server with ssh myname@10.0.1.10 without problem. I followed this guide My goal ...
1
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1answer
69 views

How to fix Docker build error

I'm trying to create an apache + php docker container, but I am getting a build error. Here's my dockerfile, FROM ubuntu:14.04 MAINTAINER Mizanur Rahman RUN apt-get update RUN apt-get -y upgrade ...
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0answers
25 views

Ubuntu 12.04 LUKS/dmcrypt disk to disk copy freezes

I have 2 external USB hard drives encrypted with LUKS in Ubuntu 12.04. Generally, the both drives are very slow with LUKS/dmcrypt, e.g. 7 MB/s for both read/write, but I could live with this. ...
52
votes
1answer
3k views

Can't enter the letter 'e' over ssh [duplicate]

Right now I am experiencing some very, very weird behaviour on a Ubuntu 14.04.2 LTS server I am managing. Connecting to the server over ssh either from cygwin(mintty) or a terminal on a Linux ...
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1answer
14 views

How to troubleshoot connection error from windows to unix?

Sidenote: I am still trying to fix this issue. I have a ubuntu server running bind on 192.168.0.2, listening to :53 # netstat -tulpn //output shortened tcp 0 0 192.168.0.2:53 0.0.0.0:* LISTEN ...
0
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1answer
43 views

Steps to move an ubuntu 14.04 server install disk (damaged) with lvm to a new disk on the same system

Need some clarification on how to move the following : I have a Ubuntu 14.04 server install with LVM and its disk was failing. I have managed to clone the disk without any errors to a new disk of same ...
0
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1answer
27 views

Setting up VirtualHost - All Point to same host

I am trying to set my domain yfcclub.ga to folder /var/www/yfc while leave localhost and all other domains to /var/www/html in ubuntu. My vhosts.cof file is: <VirtualHost _default_:80> ...
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0answers
29 views

Trouble configuring postfix

I am trying to configure postfix to be able to send emails from PHP for development purposes. I just installed it following this guide. When I try to send mail to the virtual users I set up I don't ...
1
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1answer
98 views

Ubuntu 15.04: Elasticsearch service doesn't start

I followed the first part from the tutorial here to install Elasticsearch. I didn't install java because I already have that installed with other java programs running. sudo service elasticsearch ...
0
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1answer
57 views

KeepAliveD + HaProxy - Only the master should run an active HaProxy service

it is possible to configure keepalived so that only the master server are running an active service from haproxy? Currently LB1 and LB2 (both with keepalived and haproxy) works great. But sometimes ...
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votes
1answer
54 views

Bare Metal Provisioning [closed]

For bare metal provisioning of: VMWare ESXi Ubuntu CentOS Are Ubuntu MAAS and Spacewalk the only Open Source options for bare metal provisioning or are there other non-proprietary options? The ...
1
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1answer
24 views

Dovecot not used as LDA by Postfix

I try to set up a mail server on Ubuntu using Postfix, Dovecot and LDAP. So far I can send and receive mails with Postfix and can connect to Dovecot via telnet (port 143) with an LDAP user. As a next ...
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1answer
42 views

Telnet Port 25 responds via localhost but not remotely

I just set up Postfix + Dovecot on Ubuntu and it doesn't seem to behave 100% as expected. If I run telnet localhost 25, I get: Trying ::1... Connected to localhost. Escape character is '^]'. 220 ...
1
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1answer
53 views

if secondary dns server is down ubuntu can not resolve

I am experimenting with two local DNS server. When I take down the second (or the primary) dns server, I can not resolve any domain name. Using host command or nslookup I get time out error : ...
0
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4answers
66 views

When does an upgrade update the Ubuntu kernel?

I'm a little confused by Ubuntu/Linux kernel updates. Coming from a Windows background I sort of expect all updates to be available via the update manager, in the case of Ubuntu apt/aptitude. Yet if ...
0
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0answers
52 views

libcurl.so.4 no version information available

curl: /usr/local/lib/libcurl.so.4: no version information available (required by curl) This is the error I am getting. This error has not stopped any scripts or apps from running or preforming their ...
0
votes
1answer
19 views

Mod Rewrite not working at all, everything else in the .htaccess works correctly

This must be the 100th time a topic with this name has been created however this time its slightly different. I am trying to use mod_rewrite to enable Short URLs on a MediaWiki install. I have added ...
0
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1answer
56 views

How to import postgresql file on Linux with space in path?

If I try to import an sql script with a space in path, the file is not found. mypsqluser=> \i /home/markus/Documents/Projekte/My App/Installation/server_sql_script.sql ...
0
votes
1answer
20 views

Server-wise what do I need to do to serve the same app for different domains? [closed]

I'm setting up a Rails app behind passenger ad Apache (or Nginx). What I want to do is server the same app in multiple domains. The app will be a multi-domain app and it'll have some specific logic ...
1
vote
1answer
37 views

How to add disk back to RAID and replace removed

Received a message that RAID went into degraded state: Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5] [raid4] [raid10] md0 : active raid1 sda1[0] sdb1[1] 524224 blocks ...
0
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0answers
21 views

Apache2.4 Ubuntu: Virtualhost redirects to localhost

I wanted to set up a virtualhost for my apache2 running on my computer. So when I browse to: "invision.jan.pcsg" I get the page contents/folder structure from "/var/www/html/invision" This is the ...
2
votes
1answer
27 views

How do I download a new Ubuntu release without installing it?

I want to upgrade - in this case, from Ubuntu Trusty to Vivid (going through Utopic if necessary) but I'd really rather do the upgrade in two parts, doing a dry run to get all the packages locally ...
0
votes
1answer
35 views

How to use the PM2 instance that's already running

I'm trying to use PM2 process manager. I'm installing it with ansible and the franklinkim.pm2 role It works, it launches my node app and if I manually kill the node app I see that PM2 relaunches it ...
0
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2answers
52 views

Ubuntu Apache Virtual Hosts directing to wrong directory?

I am running an Ubuntu 14.04 LTS server with Apache installed. I have 3 Virtual Hosts set up, with another Default Server to catch all other requests not taken care of. The Default Server has a ...
0
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1answer
31 views

Ubuntu 14.04 having two postgres server, removing one

after installing postgres using apt-get and adding the repo for 9.4, I have two versions, 9.3 and 9.4 running. How can I remove 9.3? apt-get purge removes both actually. Thanks ins advance
0
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1answer
109 views

ERR_SSL_VERSION_OR_CIPHER_MISMATCH on Ubuntu

I'm running wordpress on a Digitalocean VPS with cloudflare installed. My ssl was working perfectly till a few days ago when a buch of clients informed me they received the following error when ...
0
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0answers
15 views

PowerEdge 1950 II fault server freezed

Server is a PowerEdge 1950 II 2x Intel(R) Xeon(R) CPU E5345 @ 2.33GHz 8x DDR2 FB-DIMM - Synchrone 1024 Mo log says: Tue May 26 22:56:04 2015 Multi-bit memory errors detected on a memory ...
0
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0answers
16 views

Beanstalkd queue with supervisord opening too many FIFO files

I'm running a Laravel queue job called "webhooks" using beanstalkd and supervisord on my Ubuntu server. I can see the job properly running with process ID 4403: webhooks ...
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0answers
21 views

corosync/pacemaker “stale” state after a week of running

I have a simple 3 node pacemaker/corosync setup. Ubuntu 14.04.2. 3 nodes, 2 resources - IPs - configured. ii crmsh 1.2.5+hg1034-1ubuntu4 all CRM ...
0
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0answers
16 views

find user's scp history [duplicate]

I am using an Ubuntu Server over an AWS instance. To find out the scp history on server I can check the .bash_history file cat .bash_history | grep scp But, does the server maintains a log of all ...